96 2 40 spirit level 3 vial 15225 40cm stabila 15229, stabila 96 2 extra strong double plumb ribbed box section levels are made from an extra strong light metal rectangular profile with gripping ridges and removable end caps made from two materials'. '.strtoupper('t')he removable end caps are also equipped with well proven patented anti slip stops'. '.strtoupper('h')as 2 vertical vials, 1 horizontal vial, and 2 milled measuring surfaces on levels up to 120cm'. '.strtoupper('l')evels over 120cm do not have milled surfaces'. '.strtoupper('m')easurement accuracy in normal position 0.029deg 0.5 mm m'. '.strtoupper('o')verhead measurement 0.043deg 0.75 mm m.stabila 96 2 120 level 3 vial'. '.strtoupper('l')ength 122cm 48in'. '.strtoupper('s')tabila 15229 96 2 120 spirit level 3 vial 122cm